Post on 24-Oct-2020
High efficiency 3-phase PFC with SiC devices & digital control
STMicroelectronics
High efficiency 3-phase PFC with SiC devices & digital control
3-Phase PFC Design Boards
Silicon Carbide Devices
STGAP2 Isolated Gate Driver ICs
STNRG388A PFC Controller
High efficiency 3-phase PFC with SiC devices & digital control
3-phase PFC Design Boards
Reduce your time to market
Full design: Hardware And Firmware
Reference design for your own 3-Phase PFC
15kW 3-phase AFE reference boards
STDES-BIDIR - Bi-directional Active Front-End
Full documentation available here
STDES-VIENNARECT - T-Type Vienna Rectifier
Full documentation available here
https://www.st.com/en/evaluation-tools/stdes-pfcbidir.htmlhttps://www.st.com/content/st_com/en/products/evaluation-tools/solution-evaluation-tools/psu-and-converter-solution-eval-boards/stdes-viennarect.html
STDES-VIENNARECT - experimental results
IDLE INRUSH BURST-NOLAD PFC-MODE LOAD(2.4KW)
STARTUP
IDC VCAP+ VGS IPHB IPHA IPHC VCAP- VPHA VOUT CTRL
System Start-upPFC-MODE LOAD 8 A (6,4Kw)
CHANGE LOAD
IDC VCAP+ VGS IPHB IPHA IPHC VCAP- VPHA VOUT CTRL
PFC-MODE LOAD 16 A (12.8kW)
Step Load variation
Efficiency vs Output Power
0,9
0,92
0,94
0,96
0,98
1
0 2 4 6 8 10 12 14 (kW)96,5
97
97,5
98
98,5
0 2 4 6 8 10 12 14 (kW)
(%) PF vs Output Power
High efficiency 3-phase PFC with SiC devices & digital control
Silicon Carbide Devices
Fast and safe switching
Smaller size and lower weight
Relieved thermal design
SiC MOSFET technology roadmap
20V 18V 18V 15V
New!In Production In Development
HiP-247 (STD & LL) TMH2PAK
2 and 7 leads
• HiP-247 & TO247-4 rated at 200°C Tj max
• H2PAK-7 (with kelvin source) SMD option
(175°C Tj max)
VDS[V]
RDS(on) Typ
@ 25 ºC [Ω]Id A Package P/N
1200 Gen1
Vgs=20V
0.052 65
HiP247
HiP247/LL
H2PAK-7
HiP247-4
SCT50N120
SCTWA50N120
SCTH50N120-7
SCTWA50N120-4 (Q2´20)
0.08 40
HiP247
HiP247/LL
H2PAK–2
SCT30N120
SCTWA30N120
SCT30N120H
0.169 20
HiP247LL
HiP247
H2PAK–2
SCT20N120, SCT20N120AG
SCTWA20N120, SCT20N120H
0.52 12
HiP247
HiP247LL
H2PAK–2
SCT10N120
SCTWA10N120
SCT10N120H
Flattest RDS(on) curve over temperature up to 200°C in HiP-247 package
SiC MOSFETs Gen 1
SiC MOSFET Gen 2 – planned portfolio
HiP-247 (STD & LL) TM
H2PAK
2 and 7 leads
Packages
SMD
Tj.max=200°C
Kelvin Source + Tj.max=200°C
VDS[V]
RDS(on) typ
@ 18V, 25ºC [mΩ]Id Package P/N
650
18 90HiP247
H2PAK-7
HiP247-4L
SCTW90N65G2V
SCTH90N65G2V-7
SCTWA90N65G2V-4
23 100H2PAK-7
HiP247
Bare die
SCTH100N65G2-7AG
SCTW100N65G2AG
SCT100N65G2D2AG
55 45 H2PAK-7 SCTH35N65G2V-7AG
55 45HiP247
H2PAK-7
HiP247-4
SCTW35N65G2V
SCTH35N65G2V-7
SCTW35N65G2V-4
1200
22 80HiP247
HiP247-4
H2PAK-7
SCTW70N120G2V
SCTWA70N120G2V-4
SCTH70N120G2V-7
30 80H2PAK-7
HiP247
dice
SCTH100N120G2-AG
SCTW100N120G2AG
SCT100N120G2D2AG
40 60H2PAK-7
HiP247-4
HiP247
SCTH60N120G2-7
SCTWA60N120G2V-4
SCTW60N120G2V
45 60H2PAK-7
HiP247
SCTH60N120G2-AG
SCTW60N120G2AG
70 45HiP247
H2PAK-7
SCTH40N120G2V
SCTWA40N120G2V-4
SCTW40N120G2V-7
75 40H2PAK-7
HiP247
SCTH40N120G2V7AG
SCTW40N120G2VAG
Automotive Grade
+
+
650V SiC diode portfolio
Extend package portfolio with Flat Package
TO247 TO-220 TO-220I D2PAK DPAK
⚫ ⚫ ⚫ ⚫ ⚫
PowerFLAT™ 8x8 HV
Low VF High Surge CapabilityIFAV (A)
STPSC16H065
STPSC16H065C16
STPSC12065STPSC12H065
STPSC12H065C12
STPSC10065 STPSC10H06510
STPSC8065STPSC8H065
STPSC8H065C8
STPSC6H0656
STPSC4H0654
STPSC20065 STPSC20H065C20
STPSC40065C40
650V
1200V SiC portfoliofrom 2 to 40A
Part number IF(AV)
VF [V] max
Per diode IFSM [A]IR [µA] max
Qcj[nC] typ
Package
Samples
Available
DP
AK
HV
D2
PA
K
TO
-220
TO
-247
LL
TO
-247IF = I0
25°C150°
C
10µs
25°C
10m
s
25°C
Vr=1200V
150°C
VR=800
V
STPSC2H12 2 A 1.5 2.25 105 15 80 15.6 √
STPSC5H12 5 A 1.5 2.25 210 35 200 36 √
STPSC6H12 6 A 1.9 2.6 100 36 1500 29 √
STPSC10H12 10 A
1.5 2.25
420 71 400 57 √
STPSC15H12 15 A 630 105 600 94 √
STPSC20H12 20 A 700 140 800 129 √
STPSC10H12C 2x5A
1.5 2.25
210 35 200 36 √
STPSC20H12C 2x10A 420 71 400 57 √
STPSC30H12C 2x15A 630 105 600 94 √
STPSC40H12C 2x20A 700 140 800 129 √
In production
High efficiency 3-phase PFC with SiC devices & digital control
STGAP2 Isolated Gate Driver Technology
The Perfect Partner for SiC MOSFET
Clean and Compact Design: 8 pins 1-ch/16 pins 2-ch
2 Packages: SO-8N (1.7kV) and SO-8W (6kV)
Different flavors for different needs
Isolated Gate DriversSTGAP2S & STGAP2D
• 1.7kV Isolation
• 4A sink and source current
• Single channel
• Active Miller Clamp or
GON/GOFF pins
SO8N
STGAP2S
• 1.7kV Isolation
• 4A sink and source current
• Dual channel
• Compact layout
• Industrial grade
SO16N
STGAP2D
• 3V3 / 5 V logic inputs (logic thresholds 1/3, 2/3 of VDD )
• Up to 26 V supply voltage
• 4 A Sink/Source current capability
• Short propagation delay: 80 ns
• UVLO Function
• Stand-by function
• 100 V/ns CMTI
• Functional Isolation up to 1700 V
• Temperature shut-down protection
STGAP2S
Functional Isolation 1700 V, 4A isolated gate drivers
• Active High & Active Low input pins, for HW interlocking
• STGAP2SM: Separated Outputs optionfor easy gate driving tuning
• STGAP2SCM: Miller CLAMP pin option
to avoid induced turn-on
• Negative gate drive ability
• SO8 Package
Functional Isolation 1700 V, 4A isolated gate drivers
KEY APPLICATIONS
• Motor control
• Factory automation
• Industrial drives and fans
• DC-DC converters
• Induction heating
• Welding
STGAP2D
• 3V3 / 5 V logic inputs (logic thresholds 1/3, 2/3 of VDD )
• Up to 26 V supply voltage
• 4 A Sink/Source current capability
• Short propagation delay: 80 ns
• UVLO Function
• Stand-by function
• 100 V/ns CMTI
• Functional Isolation up to 1700 V
• Temperature shut-down protection
• Single input pin, in phase with output
• Shut-Down SD pin, with integrated pull-down
• BRAKE pin
• Interlocking
• Negative gate drive ability
• SO16 Package
High efficiency 3-phase PFC with SiC devices & digital control
STNRG388A PFC Controller
6 PWM Outputs for all 3-phase Switches
Simple and fast design
Dedicated Firmware for T-Type Vienna rectifier
• 6 PWM based on ST SMED (state machine event driven)
• 96MHz PLL
• Integrated 8 bit core
• ADCs up to 8 channels
• UART & I2C communication interfaces
STNRG388A
Digital controller for power conversion with ST SMED concept
Boards Description
EVLSTNRG-1KW 1 kW SMPS digitally controlled multi-phase interleaved converter using STNRG388A
EVLSTNRG-170W 170W SMPS with digitally controlled PFC and resonant LLC stage using STNRG388A
STDES-VIENNARECT (not for sale) 15 kW, three-phase Vienna rectifier with low cost mixed-signal control for power factor correction
STEVAL-ISA164V1 STNRG388A evaluation board
Resources
PWM 6
DIGIN 6
ADCIN 8
CMP 4
CMP with ext. ref. 4
GPIO 6
Flash memory 32 KB
E2PROM memory 1 KB
SRAM memory 6 KB
ADC gain x1
Interfaces I2C, Serial (UART)
Temperature -40 / +105 °C
Package TSSOP38
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